Okano Aoi*, Kimoto Kazushi*, Matsui Hiroya. Evaluation of acoustic anisotropy of granite by surface wave measurements. Dai-15-Kai Iwa No Rikigaku Kokunai Shimpojiumu Koen Rombunshu (Internet). 2021. 633-636
Matsui Hiroya, Yahagi Ryoji*, Ishizuka Hikaru*, Toguri Satohito*. In-situ backfilling experiment of the small scall drift by spray method in Mizunami Underground Research Laboratory, Japan. WIT Transactions on Ecology and the Environment, Vol.247. 2020. 145-159